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Articles by AmitDiwan
Page 524 of 840
Print the time an hour ago PHP?
To print time an hour ago in PHP, you need to subtract 1 hour from the current time. Use the strtotime() function with a relative time string like '-1 hour' to calculate the past time. Syntax date('format', strtotime('-1 hour')); Example Here's how to get the time exactly one hour ago ? One hour ago, the date = 2020-09-26 17:42:22 Multiple Hours Ago You can calculate different hours by changing the value ? Current time: 18:42:22 1 hour ago: 17:42:22 ...
Read MoreHow to call a function from a string stored in a variable PHP?
In PHP, you can call a function from a string stored in a variable by simply using the variable as if it were the function name. This technique is known as variable functions and allows for dynamic function calls at runtime. Syntax The basic syntax for calling a function from a string is ? $functionName = 'myFunction'; $functionName(); // Calls myFunction() Example Here's a complete example demonstrating how to call different functions dynamically ? Calling hello method. Calling welcome method. Passing Parameters You can ...
Read MoreHow to do bold and simple text in the same line using the echo in php?
In PHP, you can combine bold and regular text in the same line using HTML tags within your echo statement. The most effective approach is to use the tag for bold text and regular text outside it. Using Strong Tags The simplest way to create bold text alongside regular text is using the HTML tag − This is bold text and this is regular text. Using CSS Styling You can also use CSS font-weight property with tags for more control over styling − ...
Read MoreHow to deal with multi-byte UTF-8 strings in JavaScript and fix the empty delimiter/separator issue
In PHP, when working with multi-byte UTF-8 strings, using preg_split() with the '//u' pattern and the PREG_SPLIT_NO_EMPTY flag helps handle empty delimiter issues and properly splits UTF-8 characters. Syntax preg_split('//u', $string, -1, PREG_SPLIT_NO_EMPTY) Parameters The key components of this approach − '//u' − Empty pattern with Unicode modifier for UTF-8 support $string − The input string to split -1 − No limit on number of splits PREG_SPLIT_NO_EMPTY − Removes empty elements from result Example Here's how to split UTF-8 strings into individual characters − ...
Read MoreForeach loop with two arrays and if-condition evaluation to find matching values PHP?
In PHP, you can use nested foreach loops with if-conditions to find matching values between two arrays. This approach compares each element from the first array against all elements in the second array. Problem Statement Given two arrays, we need to find the common elements between them ? $firstArray = array(10, 20, 30, 40, 50); $secondArray = array(100, 80, 30, 40, 90); Expected output should be ? 30 40 Using Nested Foreach Loops The most straightforward approach uses nested foreach loops to compare each element ? ...
Read MoreGet Last Part of URL in PHP?
To get the last part of a URL in PHP, you can use several methods depending on your needs. The most common approaches are using basename(), pathinfo(), or regular expressions with preg_match(). Using basename() The simplest method is using PHP's built-in basename() function, which extracts the filename from a path ? The last part is: 9989809898 Using pathinfo() The pathinfo() function provides more detailed information about the URL path ? The last part is: 9989809898 Using Regular Expressions For more ...
Read MorePrinting Unwanted Characters with PHP "preg_match"?
To print unwanted characters from a string, use preg_match_all() with a regex pattern that matches non−alphanumeric characters. This function finds all matches and stores them in an array. Syntax preg_match_all(pattern, subject, matches) Parameters The function accepts the following parameters ? pattern − The regular expression pattern to search for subject − The input string to search in matches − Array to store all matches found Example Let's extract special characters from a string containing unwanted symbols ? The original value is: M-y Name/i_s ...
Read MoreSearch for PHP array element containing string?
In PHP, you can search for array elements containing a specific string using several methods. The most common approaches include preg_match() for pattern matching, array_filter() for functional filtering, and simple string functions like strpos(). Using preg_match() with foreach The preg_match() function allows pattern−based searching with regular expressions ? Array ( [2] => PHP language [3] => Python Language ) Using array_filter() with strpos() A simpler approach using array_filter() for case−insensitive substring matching ? Array ( ...
Read MoreRemove comma from a string in PHP?
In PHP, you can remove commas from a string using the str_replace() function. This function searches for a specific character or substring and replaces it with another value or removes it entirely. Syntax str_replace(search, replace, subject) Parameters: search − The character or string to find (comma in our case) replace − What to replace it with (empty string to remove) subject − The original string to process Example Let's remove commas from a string containing a person's name ? The actual value is = John, ...
Read MorePHP preg_split with hyphen?
In PHP, you can use preg_split() to split strings at specific patterns, including hyphens. The preg_split() function uses regular expressions to define where the string should be split, giving you more control than simple explode(). Basic Hyphen Splitting To split a string at every hyphen, use a simple pattern ? Array ( [0] => apple [1] => banana [2] => cherry ) Conditional Splitting with Lookahead For more complex splitting, such as splitting only at hyphens followed ...
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